Canon PC921 - Adf

CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS
3-5
E. ADF
Description
Delivery paper detection
Registration roller paper detection
Original placement detection
ADF open/close switch
Belt motor
Pickup motor
Controls sequence of operations
Symbol
[1]
Name
Photointerrupter
Microswitch
Motor
ADF controller
PCB
Notation
PI1
PI2
PI3
MS1
M1
M2
Remarks
PS
M2
PI3
PI2
M1
PI1
MS1
[1]
M
Figure 3-5